import {
  queryDeleteSos,
  queryGetSos,
  querySendSosMessage,
} from "@/controller/DeviceController";
import { useI18n } from "@/hooks/use-i18n";
import { showErrorToast } from "@/services/toast_service";
import { sosMessage } from "@/utils/sosUtils";
import { MaterialIcons } from "@expo/vector-icons";
import { useEffect, useState } from "react";
import { StyleSheet, Text, TextInput, View } from "react-native";
import IconButton from "../IconButton";
import Select from "../Select";
import Modal from "../ui/modal";
import { useThemeColor } from "@/hooks/use-theme-color";

const SosButton = () => {
  const [sosData, setSosData] = useState<Model.SosResponse | null>();
  const [showConfirmSosDialog, setShowConfirmSosDialog] = useState(false);
  const [selectedSosMessage, setSelectedSosMessage] = useState<number | null>(
    null
  );
  const [customMessage, setCustomMessage] = useState("");
  const [errors, setErrors] = useState<{ [key: string]: string }>({});
  const { t } = useI18n();

  // Theme colors
  const textColor = useThemeColor({}, 'text');
  const borderColor = useThemeColor({}, 'border');
  const errorColor = useThemeColor({}, 'error');
  const backgroundColor = useThemeColor({}, 'background');

  // Dynamic styles
  const styles = SosButtonStyles(textColor, borderColor, errorColor, backgroundColor);

  const sosOptions = [
    ...sosMessage.map((msg) => ({
      ma: msg.ma,
      moTa: msg.moTa,
      label: msg.moTa,
      value: msg.ma,
    })),
    { ma: 999, moTa: "Khác", label: "Khác", value: 999 },
  ];

  const getSosData = async () => {
    try {
      const response = await queryGetSos();
      // console.log("SoS ResponseL: ", response);

      setSosData(response.data);
    } catch (error) {
      console.error("Failed to fetch SOS data:", error);
    }
  };

  useEffect(() => {
    getSosData();
  }, []);

  const validateForm = () => {
    const newErrors: { [key: string]: string } = {};

    if (selectedSosMessage === 999 && customMessage.trim() === "") {
      newErrors.customMessage = t("home.sos.statusRequired");
    }

    setErrors(newErrors);
    return Object.keys(newErrors).length === 0;
  };

  const handleConfirmSos = async () => {
    if (!validateForm()) {
      console.log("Form chưa validate");
      return; // Không đóng modal nếu validate fail
    }

    let messageToSend = "";
    if (selectedSosMessage === 999) {
      messageToSend = customMessage.trim();
    } else {
      const selectedOption = sosOptions.find(
        (opt) => opt.ma === selectedSosMessage
      );
      messageToSend = selectedOption ? selectedOption.moTa : "";
    }

    // Gửi dữ liệu đi
    await sendSosMessage(messageToSend);

    // Đóng modal và reset form sau khi gửi thành công
    setShowConfirmSosDialog(false);
    setSelectedSosMessage(null);
    setCustomMessage("");
    setErrors({});
  };

  const handleClickButton = async (isActive: boolean) => {
    console.log("Is Active: ", isActive);

    if (isActive) {
      const resp = await queryDeleteSos();
      if (resp.status === 200) {
        await getSosData();
      }
    } else {
      setSelectedSosMessage(11); // Mặc định chọn lý do ma: 11
      setShowConfirmSosDialog(true);
    }
  };

  const sendSosMessage = async (message: string) => {
    try {
      const resp = await querySendSosMessage(message);
      if (resp.status === 200) {
        await getSosData();
      }
    } catch (error) {
      console.error("Error when send sos: ", error);
      showErrorToast(t("home.sos.sendError"));
    }
  };

  return (
    <>
      <IconButton
        icon={<MaterialIcons name="warning" size={20} color="white" />}
        type="danger"
        size="middle"
        onPress={() => handleClickButton(sosData?.active || false)}
        style={{ borderRadius: 20 }}
      >
        {sosData?.active ? t("home.sos.active") : t("home.sos.inactive")}
      </IconButton>
      <Modal
        open={showConfirmSosDialog}
        onCancel={() => {
          setShowConfirmSosDialog(false);
          setSelectedSosMessage(null);
          setCustomMessage("");
          setErrors({});
        }}
        okText={t("home.sos.confirm")}
        cancelText={t("home.sos.cancel")}
        title={t("home.sos.title")}
        centered
        onOk={handleConfirmSos}
      >
        {/* Select Nội dung SOS */}
        <View style={styles.formGroup}>
          <Text style={styles.label}>{t("home.sos.content")}</Text>

          <Select
            value={selectedSosMessage ?? undefined}
            options={sosOptions}
            placeholder={t("home.sos.selectReason")}
            onChange={(value) => {
              setSelectedSosMessage(value as number);
              // Clear custom message nếu chọn khác lý do
              if (value !== 999) {
                setCustomMessage("");
              }
              // Clear error if exists
              if (errors.sosMessage) {
                setErrors((prev) => {
                  const newErrors = { ...prev };
                  delete newErrors.sosMessage;
                  return newErrors;
                });
              }
            }}
            showSearch={false}
            style={[errors.sosMessage ? styles.errorBorder : undefined]}
          />
          {errors.sosMessage && (
            <Text style={styles.errorText}>{errors.sosMessage}</Text>
          )}
        </View>

        {/* Input Custom Message nếu chọn "Khác" */}
        {selectedSosMessage === 999 && (
          <View style={styles.formGroup}>
            <Text style={styles.label}>{t("home.sos.statusInput")}</Text>
            <TextInput
              style={[
                styles.input,
                errors.customMessage ? styles.errorInput : {},
              ]}
              placeholder={t("home.sos.enterStatus")}
              placeholderTextColor={textColor + '99'} // Add transparency
              value={customMessage}
              onChangeText={(text) => {
                setCustomMessage(text);
                if (text.trim() !== "") {
                  setErrors((prev) => {
                    const newErrors = { ...prev };
                    delete newErrors.customMessage;
                    return newErrors;
                  });
                }
              }}
              multiline
              numberOfLines={4}
            />
            {errors.customMessage && (
              <Text style={styles.errorText}>{errors.customMessage}</Text>
            )}
          </View>
        )}
      </Modal>
    </>
  );
};

const SosButtonStyles = (textColor: string, borderColor: string, errorColor: string, backgroundColor: string) => StyleSheet.create({
  formGroup: {
    marginBottom: 16,
  },
  label: {
    fontSize: 14,
    fontWeight: "600",
    marginBottom: 8,
    color: textColor,
  },
  errorBorder: {
    borderColor: errorColor,
  },
  input: {
    borderWidth: 1,
    borderColor: borderColor,
    borderRadius: 8,
    paddingHorizontal: 12,
    paddingVertical: 12,
    fontSize: 14,
    color: textColor,
    backgroundColor: backgroundColor,
    textAlignVertical: "top",
  },
  errorInput: {
    borderColor: errorColor,
  },
  errorText: {
    color: errorColor,
    fontSize: 12,
    marginTop: 4,
  },
});

export default SosButton;